Behavioral task
behavioral1
Sample
1192-63-0x0000000000400000-0x0000000000654000-memory.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
1192-63-0x0000000000400000-0x0000000000654000-memory.exe
Resource
win10v2004-20240226-en
General
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Target
1192-63-0x0000000000400000-0x0000000000654000-memory.dmp
-
Size
2.3MB
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MD5
822b7dec3160249a30842c547ab13cc6
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SHA1
a8440364e9607f02b3ac6aac29fcc594d5d01999
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SHA256
a54d904e632d445b79af64ea0f2abbcdcd7283e27ff2ca92fe580e178144bc29
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SHA512
bb2946f740bca8a6bb2b0d13f9ef50343e4c72a50a8470b46c09da803a51bfa9be776a51c1d039efd5abbdc853cc2439aa34221ab2874a64374a45bd85ca4507
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SSDEEP
12288:4WnxfgsRL4u/1AlLK6FRY2n8OPKxGvYmB:LxgsRftD0C2nKG
Malware Config
Extracted
blustealer
https://api.telegram.org/bot5797428905:AAGaRRXGZN1d9GGFd3sE5x4uSpCGF0PU4m4/sendMessage?chat_id=1251788325
Signatures
-
Blustealer family
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Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 1192-63-0x0000000000400000-0x0000000000654000-memory.dmp
Files
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1192-63-0x0000000000400000-0x0000000000654000-memory.dmp.exe windows:4 windows x86 arch:x86
df8fbcbe90e1e305a660f0ac2aa4fae4
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
Imports
msvbvm60
_CIcos
_adj_fptan
__vbaVarMove
__vbaVarVargNofree
__vbaFreeVar
__vbaAryMove
__vbaStrVarMove
__vbaLenBstr
__vbaEnd
__vbaFreeVarList
_adj_fdiv_m64
__vbaFreeObjList
ord516
_adj_fprem1
__vbaRecAnsiToUni
__vbaStrCat
ord660
__vbaRecDestruct
__vbaSetSystemError
__vbaLenBstrB
__vbaHresultCheckObj
_adj_fdiv_m32
ord666
ord667
__vbaAryDestruct
ord593
__vbaExitProc
__vbaForEachCollObj
ord594
__vbaOnError
__vbaObjSet
_adj_fdiv_m16i
__vbaObjSetAddref
_adj_fdivr_m16i
_CIsin
ord709
ord631
ord632
ord525
__vbaNextEachCollObj
__vbaVarZero
__vbaChkstk
__vbaFileClose
EVENT_SINK_AddRef
__vbaGenerateBoundsError
__vbaStrCmp
ord529
__vbaAryConstruct2
__vbaVarTstEq
__vbaI2I4
__vbaObjVar
DllFunctionCall
__vbaVarLateMemSt
__vbaFpUI1
__vbaLbound
__vbaRedimPreserve
_adj_fpatan
__vbaRedim
__vbaRecUniToAnsi
EVENT_SINK_Release
__vbaNew
__vbaUI1I2
_CIsqrt
EVENT_SINK_QueryInterface
__vbaStr2Vec
__vbaUI1I4
__vbaExceptHandler
__vbaPrintFile
__vbaStrToUnicode
ord712
ord606
_adj_fprem
_adj_fdivr_m64
ord607
ord608
ord716
__vbaFPException
ord532
ord717
__vbaStrVarVal
__vbaUbound
__vbaGetOwner3
__vbaVarCat
ord537
ord644
ord645
_CIlog
__vbaErrorOverflow
__vbaFileOpen
__vbaVarLateMemCallLdRf
__vbaNew2
__vbaInStr
ord648
ord570
__vbaVar2Vec
_adj_fdiv_m32i
_adj_fdivr_m32i
ord573
__vbaStrCopy
__vbaFreeStrList
__vbaDerefAry1
_adj_fdivr_m32
__vbaPowerR8
_adj_fdiv_r
ord685
ord100
ord579
__vbaVarSetVar
__vbaAryLock
__vbaLateMemCall
__vbaVarAdd
__vbaStrToAnsi
__vbaVarDup
__vbaVarCopy
ord616
__vbaFpI4
__vbaVarLateMemCallLd
__vbaRecDestructAnsi
__vbaLateMemCallLd
_CIatan
ord618
__vbaStrMove
__vbaCastObj
__vbaR8IntI4
__vbaStrVarCopy
_allmul
_CItan
ord546
__vbaAryUnlock
_CIexp
ord580
__vbaI4ErrVar
__vbaFreeObj
__vbaFreeStr
ord581
Sections
.text Size: 428KB - Virtual size: 424KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.data Size: 4KB - Virtual size: 2KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 1.2MB - Virtual size: 1.9MB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE