ardamax | 35b23efe02029c882cbdf0519feb3cda498d565564784c427aca7fe629ba9e5b

General

Target

e4a08112110b2fe9f8d0ee7b4f90106f_JaffaCakes118.exe
Size

192KB
MD5

e4a08112110b2fe9f8d0ee7b4f90106f
SHA1

eb73f5498e8712085dada9590b23f944340b0af2
SHA256

35b23efe02029c882cbdf0519feb3cda498d565564784c427aca7fe629ba9e5b
SHA512

ad7d2d547ebb0150e22a9e8a8a17c02dcba77d985e9fe4c3c73d4c66aebb17032b2c68f8b01548dc6b1a971c2d941492d3a600ab3aab39a07e1b363d60ae75f1
SSDEEP

6144:CmpyGJXMzYPd95Va3VOtcrBodT2vMyGapZBuJAXM8B:CeMzYPFValO3davZMS

Score

10^/10

ardamax discovery keylogger stealer

Malware Config

Signatures

Ardamax
A keylogger first seen in 2013.
keylogger stealer ardamax

Ardamax main executable 1 IoCs

resource	yara_rule
behavioral2/files/0x00070000000234be-12.dat	family_ardamax

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2718105630-359604950-2820636825-1000\Control Panel\International\Geo\Nation	e4a08112110b2fe9f8d0ee7b4f90106f_JaffaCakes118.exe

Executes dropped EXE 1 IoCs

pid	Process
4028	winesec.exe

Loads dropped DLL 4 IoCs

pid	Process
5020	e4a08112110b2fe9f8d0ee7b4f90106f_JaffaCakes118.exe
4028	winesec.exe
4028	winesec.exe
4028	winesec.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012

Drops file in System32 directory 4 IoCs

description	ioc	Process
File created	C:\Windows\SysWOW64\winesec.001	e4a08112110b2fe9f8d0ee7b4f90106f_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\winesec.006	e4a08112110b2fe9f8d0ee7b4f90106f_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\winesec.007	e4a08112110b2fe9f8d0ee7b4f90106f_JaffaCakes118.exe
File created	C:\Windows\SysWOW64\winesec.exe	e4a08112110b2fe9f8d0ee7b4f90106f_JaffaCakes118.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64	winesec.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	e4a08112110b2fe9f8d0ee7b4f90106f_JaffaCakes118.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	winesec.exe

Suspicious use of AdjustPrivilegeToken 2 IoCs

description	pid	Process
Token: 33	4028	winesec.exe
Token: SeIncBasePriorityPrivilege	4028	winesec.exe

Suspicious use of SetWindowsHookEx 4 IoCs

pid	Process
4028	winesec.exe
4028	winesec.exe
4028	winesec.exe
4028	winesec.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 5020 wrote to memory of 4028	5020	e4a08112110b2fe9f8d0ee7b4f90106f_JaffaCakes118.exe	83
PID 5020 wrote to memory of 4028	5020	e4a08112110b2fe9f8d0ee7b4f90106f_JaffaCakes118.exe	83
PID 5020 wrote to memory of 4028	5020	e4a08112110b2fe9f8d0ee7b4f90106f_JaffaCakes118.exe	83

C:\Users\Admin\AppData\Local\Temp\e4a08112110b2fe9f8d0ee7b4f90106f_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\e4a08112110b2fe9f8d0ee7b4f90106f_JaffaCakes118.exe"
1⤵
- Checks computer location settings
- Loads dropped DLL
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:5020
- C:\Windows\SysWOW64\winesec.exe
  "C:\Windows\system32\winesec.exe"
  2⤵
  - Executes dropped EXE
  - Loads dropped DLL
  - Drops file in Windows directory
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  - Suspicious use of SetWindowsHookEx
  PID:4028

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\@B815.tmp

Filesize
4KB

MD5
75e03e528628f1b435614e2982661c31

SHA1
400358a42179c337c01b6b9c7492705853efdc18

SHA256
880128dc529da91fc984c5d80feb09342fada3c24a13a5a413bc77fd603ef56c

SHA512
6377b296937a2af642d2216ad8583e502b5f2a5925800aca60ee022619683d4e0998b02548b19f860d97b7bdc0f6deb6de0e26898f3bdde7c283ce9550cb62c2

Download Submit
C:\Windows\SysWOW64\winesec.001

Filesize
2KB

MD5
8b55183241b1715a7d01c50951d2dd45

SHA1
0fadb7f62b78d00e78647f8126e0ddf5392df333

SHA256
065ea7faadce53c8bba90dcb9073e61ea438e0da5a614cd8c24933d3a626e8bb

SHA512
7a11c9e399af59ca372904165e5bc9d8c8ed3dfd36f5eb7788a8db7a712e23196805c7cffcddbbe738bee71b771d93de7ad756449c4f8b6c3fd6273241721bf5

Download Submit
C:\Windows\SysWOW64\winesec.006

Filesize
5KB

MD5
751af9fd705f1c046dba80d13dc151f4

SHA1
873c556c548f893dd4fdc5aa7f5a53a6966f1f8d

SHA256
9f2555ea46c5b4d8c0a8150360609a37f82691dbab5cdb46120da806d614ac50

SHA512
b86126932584376e966b8dffa9ef367372627c45199b8f1d5d67cb4c977284ccaf4d026c79952b33157fd211f856783006e5470db05d8ff7c2ff64589336e1a7

Download Submit
C:\Windows\SysWOW64\winesec.007

Filesize
4KB

MD5
ce92c6226c4192736c898f6fddc55c82

SHA1
c02a50511be7e146e8f9b59ce5c47d75f6d85728

SHA256
c963421686c1393fdfeb7838351cd8a95de0837696975f869f6ee75c3751f77d

SHA512
e6db4c41f0a606ac0aa9f0afd9849047fc16471cc7d0f4b2abb1f27f75b30ef9af4491911c1694b85b094c34539a85068debdf222651b0ac65dca33a73300106

Download Submit
C:\Windows\SysWOW64\winesec.exe

Filesize
286KB

MD5
b9683df54fd54f5330846c2e0f53a00c

SHA1
8148b461cfe9192ee89930427b553476e34d5d92

SHA256
127760b71ac1fb6cc8539f460cf3dbe5ad6424e282308f8eb4a01f38feb7d7ae

SHA512
a738e99f21d973cf88049032e3b7911fb24508431d1beaff3fdaca2be3d45487b8e69c1cd686d231526f6fb0c2ddb6830c730479566d5ce5e45b6569c919d501

Download Submit
memory/4028-19-0x00000000005F0000-0x00000000005F1000-memory.dmp

Filesize
4KB

Download
memory/4028-25-0x00000000005F0000-0x00000000005F1000-memory.dmp

Filesize
4KB

Download

Analysis

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